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National Stock Number:
4730-01-057-7703
Federal Supply Class:
4730
National Item Identification Number:
010577703
Description:
UNION,TUBE
Detail:
A STRAIGHT, ONE-PIECE FITTING USED TO JOIN TWO BOSSES OR BOSS FITTINGS. BOTH ENDS ARE THE SAME SIZE AND HAVE EXTERNAL MACHINE THREADS (STRAIGNT THREADS OTHER THAN PIPE OR HOSE SERIES). IT IS DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE TO FORM A SEAL AT THE BOSS. THE CENTER SECTION MAY BE SUITABLY SHAPED TO ACCOMMODATE A WRENCH.
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Manufacturer Information:
| 157618184 | A0199 | FINMECCANICA SPA | | AS18280 | 0U583 | SAE INTERNATIONAL | | AS18280 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS51902K8 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MS21902 | 0U583 | SAE INTERNATIONAL | | MS21902K8 | 0U583 | SAE INTERNATIONAL | | MS21902K8 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MS21902K8 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | SAE-AS18280 | 0U583 | SAE INTERNATIONAL |
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Techincal Specification:
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS | | MATERIAL | STEEL COMP 316 OVERALL | | NOMINAL OVERALL LENGTH | 1.375 INCHES | | NOMINAL THREAD SIZE | 0.750 INCHES 1ST END | | SPECIFICATION/STANDARD DATA | 96906-MS21902 GOVERNMENT STANDARD | | STYLE DESIGNATOR | FLARELESS W/ CENTER WRENCHING FACILITY | | THREAD CLASS | 3A 1ST END | | THREAD SERIES DESIGNATOR | UNJF 1ST END |
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